Early Menarche with Breast Cancer Awareness: A Literature Review

Breast cancer is a cancer with the second highest prevalence after cervical cancer in Indonesia. The cause of high cases of breast cancer can occur because of ignorance about the triggers of the causes of breast cancer. The development and growth of the breast is influenced by the hormones estrogen and progesterone for growth. One of these hormones, namely estrogen can trigger the initial cause of cancer. It is known that the incidence of girls in Indonesia experiences menarche at less than 12 years of age, so that socialization of breast cancer prevention behaviors in conjunction with early menarche is important. This study aims to review, analyze and compare the number of articles stating the presence or absence of early menarche relationships with breast cancer in order to become a public concern that early menarche is a risk factor for breast cancer, as well as prevention efforts through risk factors for early menarche, because early menarche is one risk factors for breast cancer are factors that cannot be changed. The design used is a review literature. The results of the study, based on literature studies from the PubMed, are articles from 2015-2019 that comparing the number of articles showed that there was a relationship between early menarche and breast cancer, namely 10 out of 12 articles (83.3%), compared to those showing no relationship, namely 2 articles from 12 articles (16.6 %). In conclusion there have been many studies that suggest a relationship between early menarche and breast cancer, so early menarche can be considered as a risk factor for breast cancer and several efforts to prevent breast cancer through menarche risk factors, especially a risky lifestyle, namely excessive fat intake media exposure for adults, lack of physical activity, use of hormonal contraception by mothers, and weight. Keywords—early Menarche, Breast Cancer, breast cancer Prevention